Case 4: Drawing Inferences about Population Means and PorportionsA researcher conducts a test on the effectiveness of a cholesterol treatment on 114 total subjects. Assuming the tails of distributions are normal distribution, is there evidence that the treatment is effective?Cholesterol DecreasedNo Cholesterol DecreaseTotalTreatment381856No treatment302858Total6846114Submit a (2-3 pages) paper before the end of the module that:Briefly describe the procedure for testing hypotheses.Formulate the null and alternative hypotheses.Determine the test statistic that you will use.Calculate the p-value. Show your work.Discuss whether there is enough evidence to reject the null hypothesis.
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